Now Nadab and Abihu, the sons of Aaron, each took his censer and put fire in it and laid incense on it and offered unauthorized fire before the Lord, which he had not commanded them.
Moses spoke to Aaron and to Eleazar and Ithamar, his surviving sons: “Take the grain offering that is left of the Lord’s food offerings, and eat it unleavened beside the altar, for it is most holy.
The sons of Amram: Aaron and Moses. Aaron was set apart to dedicate the most holy things, that he and his sons forever should make offerings before the Lord and minister to him and pronounce blessings in his name forever.
Now Moses diligently inquired about the goat of the sin offering, and behold, it was burned up! And he was angry with Eleazar and Ithamar, the surviving sons of Aaron, saying,
“Then bring near to you Aaron your brother, and his sons with him, from among the people of Israel, to serve me as priests—Aaron and Aaron’s sons, Nadab and Abihu, Eleazar and Ithamar.